1. Unit for Social and Community Psychiatry, World Health Organization Collaborating Centre for Mental Health Services Development, Queen Mary University of London, London, UK
2. Division of Primary Care and Public Health, Brighton and Sussex Medical School, Mayfield House, University of Brighton, Brighton, UK
3. Services Psychiatriques, Jura bernois, Bienne-Seeland, Bellelay, Switzerland
4. Department of Social Policy, London School of Economics and Political Science, London, UK
5. Department of Psychiatry, University of Oxford, Warneford Hospital, Oxford, UK